package AddSubb;

public class YanZhengDemo {

	public static void main(String[] args) {
		int n = 1;
		int i=1;
		for(;i++<4;) {
		System.out.println(i);
		}
		System.out.println(i);
		/*switch(n) {
		case 0:System.out.println("first");
		case 1:
		case 2:System.out.println("second");break;
		default:System.out.println("end");
		}*/

	}

}
